Asahi, a wife, was living a happy life with her kind husband, having bought her dream home. However, her husband suddenly suggested that she move in with her father-in-law. Asahi had never really liked her father-in-law, and was troubled by this, but after her husband strongly persuaded her and her father-in-law, who now lives alone after losing his mother-in-law, she reluctantly agreed to live with him. However, this is where the nightmare began... Asahi, who was not satisfied with her nighttime relationship with her husband, was accidentally seen masturbating in the living room by her father-in-law. Weakness...